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A sequential circuit has three flip-flops A, B, C ; one input x_in ; and one output y_out. The state diagram is shown hereunder.


A sequential circuit has three flip-flops A, B, C ; one input x_in ; and one output y_out. The state diagram is shown hereunder. The circuit is to be designed by treating the unused states as don't-care conditions. Analyze the circuit obtained from the design to determine the effect of the unused states 

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(a) Use JK flip-flops in the design. 

(b) Use T flip-flops in the design.  

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